Android自定義廣播接收

本文實例為大家分享了Android自定義廣播接收的具體代碼，供大家參考，具體內容如下

實現效果：

MainActivity.java代碼：

package com.henu.broadcastsample;import androidx.appcompat.app.AppCompatActivity;import android.content.Intent;import android.content.IntentFilter;import android.os.Bundle;import android.util.Log;import android.view.View;import android.widget.Toast;public class MainActivity extends AppCompatActivity { private MyBroadcastReceiver receiver; @Override protected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main); } public void send(View v) {//動態注冊廣播接收receiver = new MyBroadcastReceiver();String action = 'henurjxy';IntentFilter intentFilter=new IntentFilter(action);registerReceiver(receiver,intentFilter);Intent intend = new Intent('henurjxy');sendBroadcast(intend); }//在頁面銷毀時，注銷廣播接收者 @Override protected void onDestroy() {super.onDestroy();unregisterReceiver(receiver); }}

MyBroadcastReceiver.java代碼：

package com.henu.broadcastsample;import android.content.BroadcastReceiver;import android.content.Context;import android.content.Intent;import android.util.Log;import android.widget.Toast;public class MyBroadcastReceiver extends BroadcastReceiver {public MyBroadcastReceiver(){} @Override public void onReceive(Context context, Intent intent) {Toast.makeText(context,'是我發出的廣播哦',Toast.LENGTH_SHORT).show(); }}

以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持好吧啦網。